Home / 6,236.30-8,606.18-3,719.87

Finding the Fourth Proportional to 6,236.30, 8,606.18 and 3,719.87

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Solution

The fourth proportional to 6,236.30, 8,606.18 and 3,719.87 is: 5,133.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,236.30 : 8,606.18 = 3,719.87 : x
  2. Step 2: Convert to fraction form
    6,236.30/8,606.18 = 3,719.87/x
  3. Step 3: Cross multiply
    6,236.30x = 8,606.18 × 3,719.87
  4. Step 4: Simplify right side
    6,236.30x = 32,013,809.17
  5. Step 5: Solve for x
    x = 32,013,809.17/6,236.30
  6. Step 6: Final answer
    x = 5,133.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.